240 citations · 1.2k across the 16 of their papers we have counts for
15 papers
Electronic Manipulation of Magnon Topology by Chirality Injection from Boundaries
Seunghun Lee, Gyungchoon Go, Se Kwon Kim
Magnon bands are known to exhibit nontrivial topology in ordered magnets under suitable conditions, engendering topological phases referred to as magnonic topological insulators. C…
Observation of the superconducting proximity effect from surface states in SmB/YB thin film heterostructures via terahertz spectroscopy
Jonathan Stensberg, Xingyue Han, Seunghun Lee +5
The AC conduction of epitaxially-grown SmB thin films and superconducting heterostructures of SmB/YB are investigated via time domain terahertz spectroscopy. A two-chan…
Horizontal Line Nodes in Sr2RuO4 Proved by Spin Resonance
K. Iida, M. Kofu, K. Suzuki +11
We investigated the low-energy incommensurate (IC) magnetic fluctuations in SrRuO by the high-resolution inelastic neutron scattering measurements and random phase approxim…
Spin gap and L modulated intensity at the low-energy incommensurate magnetic fluctuations in the superconducting state of Sr2RuO4
Kazuki Iida, Maiko Kofu, Katsuhiro Suzuki +11
Low-energy incommensurate (IC) magnetic fluctuations in the multiband superconductor SrRuO is investigated by high-resolution inelastic neutron scattering measurements and…
In-plane Charge Fluctuations in Bismuth Sulfide Superconductors
Anushika Athauda, Junjie Yang, Seunghun Lee +5
Evidence for local charge fluctuations linked to a charge disproportionation of the Bi ions in the distorted lattice of superconducting LaOF BiS is presented. I…
Coexistence of ferromagnetism and superconductivity in CeOFBiS
J. Lee, S. Demura, M. B. Stone +10
Bulk magnetization, transport and neutron scattering measurements were performed to investigate the electronic and magnetic properties of a polycrystalline sample of the newly disc…
Crystal Structure, Lattice Vibrations, and Superconductivity of LaOFBiS
J. Lee, M. B. Stone, A. Huq +8
Neutron scattering measurements have been performed on polycrystalline samples of the newly discovered layered superconductor LaOFBiS, and its nonsuperconduct…
Two-dimensional incommensurate magnetic fluctuations in Sr(RuTi)O
K. Iida, J. Lee, M. B. Stone +3
We investigate the imaginary part of the wave vector dependent dynamic spin susceptibility in Sr(RuTi)O as a function of temperature using neutron scatter…
Coexisting order and disorder hidden in a quasi-two-dimensional frustrated magnet
K. Iida, S. -H. Lee, S. -W. Cheong
Frustrated magnetic interactions in a quasi-two-dimensional [111] slab of pyrochlore lattice were studied. For uniform nearest neighbor (NN) interactions, we show that the complex…
Investigation of the spin-glass regime between the antiferromagnetic and superconducting phases in FeSeTe
N. Katayama, S. Ji, D. Louca +12
Using bulk magnetization along with elastic and inelastic neutron scattering techniques, we have investigated the phase diagram of FeSeTe and the nature of ma…
Magnetic field-induced phase transitions in a weakly coupled s = 1/2 quantum spin dimer system BaCrO
M. Kofu, H. Ueda, H. Nojiri +8
By using bulk magnetization, electron spin resonance (ESR), heat capacity, and neutron scattering techniques, we characterize the thermodynamic and quantum phase diagrams of Ba…
Spin-lattice instability to a fractional magnetization state in the spinel HgCr2O4
M. Matsuda, H. Ueda, A. Kikkawa +6
Magnetic systems are fertile ground for the emergence of exotic states when the magnetic interactions cannot be satisfied simultaneously due to the topology of the lattice - a situ…
Spin waves in the Frustrated Kagome Lattice Antiferromagnet KFe3(OH)6(SO4)2
K. Matan, D. Grohol, D. G. Nocera +5
The spin wave excitations of the ideal S=5/2 Kagome lattice antiferromagnet KFe3(OH)6(SO4)2 have been measured using high-resolution inelastic neutron scattering. We directly obser…
Direct Observation of a One Dimensional Static Spin Modulation in Insulating La1.95Sr0.05CuO4
S. Wakimoto, R. J. Birgeneau, M. A. Kastner +9
We report the results of an extensive elastic neutron scattering study of the incommensurate (IC) static spin correlations in La1.95Sr0.05CuO4 which is an insulating spin glass at…
Neutron Scattering Study of Spin Density Wave Order in the Superconducting State of Excess-Oxygen-Doped La2CuO4+y
Y. S. Lee, R. J. Birgeneau, M. A. Kastner +6
We report neutron scattering measurements of spin density wave order within the superconducting state of a single crystal of predominately stage-4 La2CuO4+y with a Tc(onset) of 42…